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I and the Bird: What is a Vulture?

10,000 Birds

Old World Vultures are nestled within the family Acciptridae along with the hawks and eagles. It’s actually a pretty classic example of convergent evolution, wherein two unrelated families of lifeforms evolve to fill the same niche independently. Panama’s Vulture – Jan Axel, Jan’s Birding Blog.

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Birds in Winter: A Book Review, Written in Winter

10,000 Birds

The seasonal life of one bird species is complex; life cycle events like aging, breeding, molt, and migration are intricately tied to habitat, food availability, genetic ‘instincts,’ hours of daylight, and weather. The effect can be overwhelming, and I found myself reading some sections two, even three times, to understand it all.

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